2005

7.3

1975

6.4

1998

7.4

1972

0.0

1971

0.0

1966

0.0

1972

0.0

1970

6.7

1968

0.0

1968

0.0

1975

0.0

1976

0.0

1975

0.0

1962

0.0

1971

5.0

1976

6.0

1975

6.9

1973

0.0

1970

3.0

1970

0.0